Senior Backend Engineer - High-Volume Fintech & Payments Platform

Location: Remote - Based in LATAM / EST /Europe

Compensation: $130K - $180K

We are a technology company building the next generation of money and financial products. We are seeking a Senior Backend Engineer to design and build the core backend systems that power our fintech and payments platform. This role requires deep technical expertise in high-scale transaction systems and strong product awareness to deliver reliable, secure, and impactful solutions.

You will be responsible for the full lifecycle of our backend services, focusing on architecting, building, and operating systems that handle high-volume financial transactions securely and reliably. You will act as a technical leader, driving feature delivery and raising the engineering bar across the team while ensuring our systems align with business priorities.

Key Responsibilities:

Senior Backend Engineer - Decentralized Perpetual Exchange

Location: Remote - US or EU if willing to overlap 6+ hours with ET

Compensation: $180K - $300K

We are the largest decentralized perpetual exchange on a leading Ethereum Layer 2 solution, processing over $20 billion in cumulative trading volume. Our mission is to bring global markets on-chain, enabling leveraged trading of real-world assets (commodities, forex, indices, stocks) alongside crypto, all with full self-custody. Backed by top-tier investors, we are a small team scaling critical infrastructure handling billions in volume and are seeking an exceptional Senior Backend Engineer who deeply understands crypto infrastructure.

You will build and scale the high-reliability systems that power our exchange, directly impacting billions in trading volume. This role requires navigating the entire stack, from reading blockchain state and decoding oracle message signatures to building high-performance APIs and data pipelines. You will be comfortable working close to the protocol layer while owning critical infrastructure that processes thousands of trades daily.

Key Responsibilities:

Principal Engineer (Remote Outside US) - Real-World Asset Minter Infrastructure

Location: Remote - Europe or on the East Coast for South America/Canada (No US)

Compensation: $200K - $225K

We are building a critical piece of infrastructure that is the first live Minter on a major protocol. Our system transforms real-world collateral, such as U.S. Treasuries, into on-chain monetary building blocks ($M). This programmable, composable foundation allows builders to create their own application-specific digital dollars. We are seeking a Principal Engineer to take full-stack ownership of the systems that power this creation and distribution.

This role begins as a high-impact Senior Individual Contributor position with broad autonomy to define architecture and set engineering practices, designed to grow into a technical leadership role. You will work directly with leadership to execute a clear, productized system vision. Your focus will be on building the institutional-grade infrastructure that enables automated minting, multi-chain liquidity, and key integrations.

Key Responsibilities:

Backend Software Engineer - Digital Money & Global Payments

Location: Remote - Preference is NYC > North America Remote

Compensation: $140K - $240K

We are a lean and mighty team of passionate builders and veteran founders, backed by top investors in fintech and crypto. Our mission is to empower the next generation of money and financial products globally. We are seeking a Backend Software Engineer to join us at the cutting edge intersection of real-world payments and digital money, where you will deliver massive impact at a small, quickly growing company.

You will be a critical part of defining our technical and product roadmap, operating within an open and flat structure where you have the freedom to explore ideas and influence the company's vision. You will focus on scaling our infrastructure to handle millions of end-users globally while driving key architectural decisions for our rapidly evolving product.

What You'll Do:

Software Engineer - Founder Accelerator Infrastructure

Location: New York

Onsite | Full-time

Compensation: $180K - $260K

Our client is the premier accelerator for founders within the decentralized technology and digital asset space. Since 2020, the organization has backed over 300 startups—collectively valued at over $10B—positioning itself as a central pillar in the evolution of the global startup ecosystem.

The organization is seeking a high-agency Software Engineer to join an elite, in-house engineering team. This individual will work directly with the Chief Technology Officer and will be responsible for owning product features from initial requirement definition through to production. The ideal candidate is a product-minded builder who excels in high-trust, high-performance environments and possesses the ability to turn ambiguous problems into polished software without the need for dedicated project management or design oversight.

This role is based in New York City. Relocation to NYC is a non-negotiable requirement for this position to ensure close collaboration with founders and the core leadership team.

Key Responsibilities

Senior Backend Engineer - Stablecoin Infrastructure

Location: Remote - Based in EST timezone

Compensation: $175K - $225K

We are a technology company building a full-service platform that transforms how money moves. Our mission is to make digital dollars the core of a new, global financial fabric—faster, more efficient, and universally accessible. We are creating foundational infrastructure that makes issuing, managing, and integrating stable, dollar-based value on-chain seamless for developers, fintechs, and institutions. We are backed by world-class investors and are growing a team to reimagine how value moves online.

We are seeking a Senior Backend Engineer to accelerate the delivery of both critical internal tooling and high-impact customer-facing products. You will join a small, high-performance team that applies the discipline of high-performance finance to a fast-moving, crypto-native startup environment.

In this role, you will:

Staff Backend Engineer - Crypto Trading Platform

location: Remote - US or Europe (US Preferred)

compensation: Competitive Base Salary + Bonus

We are hiring on behalf of our client, a market-leading company at the forefront of crypto trading technology. Their platform is known as the largest in its category, having facilitated over $22 billion in volume for more than 50,000 daily active users. They deliver seamless on-chain trading experiences with advanced tools like DCA & limit orders, sniping, and automatic wallet copy-trading, setting the standard for speed, innovation, and reliability. Your work will be live in the hands of tens of thousands of users immediately upon completion.

They are seeking a Staff Backend Engineer with proven expertise in designing, building, and owning scalable, high-throughput, and low-latency microservices-based backends in TypeScript. This highly autonomous technical leadership role involves reporting directly to the technical co-founders. You will be expected to thrive on complex challenges and drive the development of new innovative features.

Key Responsibilities:

Full-Stack Engineer, AI Financial Agent

Location: Remote - NYC preference - will accept Remote USA to work EST hours - Will accept LATAM region to work EST hours and also Tel Aviv.

compensation: $160K - $200K

We are a technology company that provides the first automated, on-chain economic security system for crypto protocols, helping them optimize risk management and capital efficiency while safeguarding user funds. Our platform secures billions of dollars in assets for leading protocols by analysing protocol mechanics and scenario implications using world-class custom EVM simulations. We are seeking a proactive and results-driven Full-Stack Engineer to join our AI team and develop our cutting-edge financial AI agent.

As a Full-Stack Engineer reporting directly to the Head of Product & AI, you will play a critical role in working closely with the CEO and the AI team to design and build the full-stack systems that power our financial AI agent.

Responsibilities:

Senior Full Stack Engineer (Founding Role)

Location: Hybrid in New York City, NY

Compensation: $150,000 - $250,000 (Base Salary) + Significant Equity

We are a fast-growing, mission-driven mental health startup tackling a critical and underserved area: geriatric mental health care (the 65+ age group). Backed by top-tier VCs and healthcare founders, we've achieved extreme Product-Market Fit in a large, blue ocean market. We are seeking a Founding Full-Stack Engineer to lead our AI-powered full stack from architecture to launch, with a clear trajectory to an Engineering Leadership role.

This is a ground-floor opportunity that demands speed, autonomy, and technical excellence. You will work side-by-side with the co-founders, owning major technical decisions and shaping the engineering organization.

Your Key Responsibilities:

Forward Deployed Engineer

Location: San Francisco, CA (100% On-site)

Compensation: $120,000 - $180,000 (Base Salary) + Competitive Equity

We are a rapidly growing, Series A-backed AI platform that builds and deploys AI workers to automate communication across phone calls, emails, and messages. Our solutions primarily target the logistics industry, helping enterprises automate freight booking, tracking, and payments. We are seeking a versatile Forward Deployed Engineer who blends strong Python technical skills with excellent customer-facing ability to ensure customers maximize the value of our AI platform.

This is a high-intensity, hands-on role at the intersection of technical development and customer engineering. You will be instrumental in the full customer journey, from initial onboarding to ongoing use and value realization.

In this role, you will: